Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Heard and McDonald Islands' has mentioned 'Oil' in the following places:
Occurrence Sentence Text Source
No landing took place on the islands until March 1855, when sealers from the Corinthian, led by Erasmus Darwin Rogers, went ashore at a place called Oil Barrel Point.
In the sailing period from 1855 to 1880 a number of American sealers spent a year or more on the island, living in appalling conditions in dark smelly huts, also at Oil Barrel Point.
In all the islands furnished more than 100,000 barrels of elephant-seal oil during this period.